As the Northeast braces for Winter Storm Nemo, airlines are already employing a strategy that has served them well: Cancel flights early and keep planes, crews and passengers away from snowed-in airports. Here's what else the airlines are doing.

Of all the industries that have achieved record profits recently, none have posted more remarkable results than the airline industry. For the first time in a decade, the industry is on a glide path to profitability -- but it's getting there by squeezing its customers.